Home / 84,847,198.92-117,085,838.40-51,862,675.56

Finding the Fourth Proportional to 84,847,198.92, 117,085,838.40 and 51,862,675.56

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Solution

The fourth proportional to 84,847,198.92, 117,085,838.40 and 51,862,675.56 is: 71,568,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847,198.92 : 117,085,838.40 = 51,862,675.56 : x
  2. Step 2: Convert to fraction form
    84,847,198.92/117,085,838.40 = 51,862,675.56/x
  3. Step 3: Cross multiply
    84,847,198.92x = 117,085,838.40 × 51,862,675.56
  4. Step 4: Simplify right side
    84,847,198.92x = 6,072,384,849,609,790
  5. Step 5: Solve for x
    x = 6,072,384,849,609,790/84,847,198.92
  6. Step 6: Final answer
    x = 71,568,477.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.